5V/12V UPS Power Supply Board Charger Step Up Module DC-DC Converter DD05CVSA

5V 2 in 1 charging and discharging (boost) module: Charging voltage: DC 4.6V-8V (recommended DC 5V) Charging current: 0-1000mA Full charge voltage: 4.2V + -2%. LED indicator: "OK" LED full charge or battery fault status indicator; "CR" LED is the charge status indicator Discharge current: 0-2000mA; Discharge quiescent current: 450uA Discharge conversion efficiency: 77%-90% Output current: 0-500mA (12V); Working environment temperature: -40 to +85 Storage temperature: -65 to + 125 Size: 23 x 15.4 x 5.7mm Weight: 1.8 grams 12V 2-in-1 charge and discharge (boost) module: Charging voltage: DC 4.6V-8V (recommended DC 5V) Charging current: 0-1000mA Full charge voltage: 4.2V + -2%. LED indicator: "OK" LED full charge or battery fault status indicator; "CR" LED is the charge status indicator Discharge current: 0-2000mA; Discharge quiescent current: 450uA Discharge conversion efficiency: 77%-90% Output current: 0-500mA (12V); Working environment temperature: -40 to +85 Storage temperature: -65 to + 125 Size: 23 x 15.4 x 5.7mm Weight: 1.8 grams Note: The module has no lithium battery over-discharge protection. Package includes: 1 x Module